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October 25, 2014

Homework Help: chemistry

Posted by kellie on Friday, September 17, 2010 at 9:22pm.

a. How many atoms of hydrogen are in 25.0 g of ammonia (NH3)? Use the format 6.02E+23 for 6.02 x 1023


b. How many atoms of nitrogen are in the same amount of ammonia?

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